chromium/third_party/blink/web_tests/external/wpt/css/selectors/old-tests/css3-modsel-159.xml

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
  <title>Syntax and parsing of new pseudo-elements</title>
  <style type="text/css"><![CDATA[
  ::selection { background: lime; }
  :selection { background: red; }
]]></style>
  <link rel="author" title="Ian Hickson" href="mailto:[email protected]"/>
  <link rel="help" href="https://www.w3.org/TR/css3-selectors/#selectors"/> <!-- bogus link to make sure it gets found -->
  <meta name="flags" content=" interact" />
 </head>
 <body>
 <p>Try selecting some text in this document. It should be have a green background.</p>
</body>
</html>